Home / 35,514.29-53,280.11-11,821.79

Finding the Fourth Proportional to 35,514.29, 53,280.11 and 11,821.79

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Solution

The fourth proportional to 35,514.29, 53,280.11 and 11,821.79 is: 17,735.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,514.29 : 53,280.11 = 11,821.79 : x
  2. Step 2: Convert to fraction form
    35,514.29/53,280.11 = 11,821.79/x
  3. Step 3: Cross multiply
    35,514.29x = 53,280.11 × 11,821.79
  4. Step 4: Simplify right side
    35,514.29x = 629,866,434.35
  5. Step 5: Solve for x
    x = 629,866,434.35/35,514.29
  6. Step 6: Final answer
    x = 17,735.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.